Commit 1be17c0d authored by Robbert Krebbers's avatar Robbert Krebbers

Get rid of * specialization pattern and perform these automatically.

parent f234569b
......@@ -251,7 +251,6 @@ _specification patterns_ to express splitting of hypotheses:
`P`, as well the remaining goal.
- `[%]` : This pattern can be used when eliminating `P -★ Q` when `P` is pure.
It will generate a Coq goal for `P` and does not consume any hypotheses.
- `*` : instantiate all top-level universal quantifiers with meta variables.
For example, given:
......
......@@ -33,7 +33,7 @@ Proof.
iIntros (l) "Hl". wp_let. wp_proj. wp_bind (f2 _).
iApply (wp_wand with "Hf2"); iIntros (v) "H2". wp_let.
wp_apply (join_spec with "[$Hl]"). iIntros (w) "H1".
iSpecialize ("HΦ" with "* [-]"); first by iSplitL "H1". by wp_let.
iSpecialize ("HΦ" with "[-]"); first by iSplitL "H1". by wp_let.
Qed.
Lemma wp_par (Ψ1 Ψ2 : val iProp Σ)
......
......@@ -134,7 +134,7 @@ Lemma wp_safe e σ Φ :
Proof.
rewrite wp_unfold /wp_pre. iIntros "[(Hw&HE&Hσ) H]".
destruct (to_val e) as [v|] eqn:?; [eauto 10|].
rewrite fupd_eq. iMod ("H" with "* Hσ [-]") as ">(?&?&%&?)"; first by iFrame.
rewrite fupd_eq. iMod ("H" with "Hσ [-]") as ">(?&?&%&?)"; first by iFrame.
eauto 10.
Qed.
......
......@@ -96,7 +96,7 @@ Section lifting.
iMod (own_update_2 with "Hσ Hσf") as "[Hσ Hσf]".
{ by apply auth_update, option_local_update,
(exclusive_local_update _ (Excl σ2)). }
iFrame "Hσ". iApply ("H" with "* []"); eauto.
iFrame "Hσ". iApply ("H" with "[]"); eauto.
Qed.
Lemma ownP_lift_pure_step `{Inhabited (state Λ)} E Φ e1 :
......@@ -171,7 +171,7 @@ Section ectx_lifting.
iIntros "H". iApply (ownP_lift_step E); try done.
iMod "H" as (σ1) "(%&Hσ1&Hwp)". iModIntro. iExists σ1.
iSplit; first by eauto. iFrame. iNext. iIntros (e2 σ2 efs) "% ?".
iApply ("Hwp" with "* []"); by eauto.
iApply ("Hwp" with "[]"); eauto.
Qed.
Lemma ownP_lift_pure_head_step E Φ e1 :
......@@ -193,7 +193,7 @@ Section ectx_lifting.
WP e1 @ E {{ Φ }}.
Proof.
iIntros (?) "[? H]". iApply ownP_lift_atomic_step; eauto. iFrame. iNext.
iIntros (???) "% ?". iApply ("H" with "* []"); eauto.
iIntros (???) "% ?". iApply ("H" with "[]"); eauto.
Qed.
Lemma ownP_lift_atomic_det_head_step {E Φ e1} σ1 v2 σ2 efs :
......
......@@ -155,10 +155,10 @@ Proof.
{ by iDestruct "H" as ">>> $". }
iIntros (σ1) "Hσ". iMod "H". iMod ("H" $! σ1 with "Hσ") as "[$ H]".
iModIntro. iNext. iIntros (e2 σ2 efs Hstep).
iMod ("H" with "* []") as "(Hphy & H & $)"; first done.
iMod ("H" with "[]") as "(Hphy & H & $)"; first done.
rewrite !wp_unfold /wp_pre. destruct (to_val e2) as [v2|] eqn:He2.
- iDestruct "H" as ">> $". iFrame. eauto.
- iMod ("H" with "* Hphy") as "[H _]".
- iMod ("H" with "Hphy") as "[H _]".
iDestruct "H" as %(? & ? & ? & ?). by edestruct (Hatomic _ _ _ _ Hstep).
Qed.
......
......@@ -21,6 +21,9 @@ Proof. rewrite /FromAssumption=><-. by rewrite always_always. Qed.
Global Instance from_assumption_bupd p P Q :
FromAssumption p P Q FromAssumption p P (|==> Q)%I.
Proof. rewrite /FromAssumption=>->. apply bupd_intro. Qed.
Global Instance from_assumption_forall {A} p (Φ : A uPred M) Q x :
FromAssumption p (Φ x) Q FromAssumption p ( x, Φ x) Q.
Proof. rewrite /FromAssumption=> <-. by rewrite forall_elim. Qed.
(* IntoPure *)
Global Instance into_pure_pure φ : @IntoPure M ⌜φ⌝ φ.
......@@ -217,6 +220,9 @@ Proof. by apply and_elim_l', impl_wand. Qed.
Global Instance into_wand_iff_r P Q : IntoWand (P Q) Q P.
Proof. apply and_elim_r', impl_wand. Qed.
Global Instance into_wand_forall {A} (Φ : A uPred M) P Q x :
IntoWand (Φ x) P Q IntoWand ( x, Φ x) P Q.
Proof. rewrite /IntoWand=> <-. apply forall_elim. Qed.
Global Instance into_wand_always R P Q : IntoWand R P Q IntoWand ( R) P Q.
Proof. rewrite /IntoWand=> ->. apply always_elim. Qed.
......
......@@ -12,8 +12,7 @@ Inductive spec_pat :=
| SGoal : spec_goal spec_pat
| SGoalPersistent : spec_pat
| SGoalPure : spec_pat
| SName : string spec_pat
| SForall : spec_pat.
| SName : string spec_pat.
Module spec_pat.
Inductive token :=
......@@ -23,7 +22,6 @@ Inductive token :=
| TBracketR : token
| TPersistent : token
| TPure : token
| TForall : token
| TModal : token
| TFrame : token.
......@@ -37,7 +35,6 @@ Fixpoint tokenize_go (s : string) (k : list token) (kn : string) : list token :=
| String "]" s => tokenize_go s (TBracketR :: cons_name kn k) ""
| String "#" s => tokenize_go s (TPersistent :: cons_name kn k) ""
| String "%" s => tokenize_go s (TPure :: cons_name kn k) ""
| String "*" s => tokenize_go s (TForall :: cons_name kn k) ""
| String ">" s => tokenize_go s (TModal :: cons_name kn k) ""
| String "$" s => tokenize_go s (TFrame :: cons_name kn k) ""
| String a s =>
......@@ -60,7 +57,6 @@ Fixpoint parse_go (ts : list token) (k : list spec_pat) : option (list spec_pat)
| TBracketL :: ts => parse_goal ts (SpecGoal false false [] []) k
| TModal :: TBracketL :: ts => parse_goal ts (SpecGoal true false [] []) k
| TModal :: ts => parse_go ts (SGoal (SpecGoal true true [] []) :: k)
| TForall :: ts => parse_go ts (SForall :: k)
| _ => None
end
with parse_goal (ts : list token) (g : spec_goal)
......
......@@ -285,7 +285,6 @@ Local Tactic Notation "iSpecializePat" constr(H) constr(pat) :=
let rec go H1 pats :=
lazymatch pats with
| [] => idtac
| SForall :: ?pats => try (iSpecializeArgs H1 (hcons _ _)); go H1 pats
| SName ?H2 :: ?pats =>
eapply tac_specialize with _ _ H2 _ H1 _ _ _ _; (* (j:=H1) (i:=H2) *)
[env_cbv; reflexivity || fail "iSpecialize:" H2 "not found"
......@@ -424,11 +423,6 @@ Tactic Notation "iPoseProof" open_constr(lem) "as" constr(H) :=
(** * Apply *)
Tactic Notation "iApply" open_constr(lem) :=
let lem := (* add a `*` to specialize all top-level foralls *)
lazymatch lem with
| ITrm ?t ?xs ?pat => constr:(ITrm t xs ("*" +:+ pat))
| _ => constr:(ITrm lem hnil "*")
end in
let rec go H := first
[eapply tac_apply with _ H _ _ _;
[env_cbv; reflexivity
......@@ -971,7 +965,8 @@ Tactic Notation "iDestructCore" open_constr(lem) "as" constr(p) tactic(tac) :=
| 0 => fail "iDestruct: cannot introduce" n "hypotheses"
| 1 => repeat iIntroForall; let H := iFresh in iIntro H; tac H
| S ?n' => repeat iIntroForall; let H := iFresh in iIntro H; go n'
end in intros; iStartProof; go n in
end in
intros; iStartProof; go n in
lazymatch type of lem with
| nat => intro_destruct lem
| Z => (* to make it work in Z_scope. We should just be able to bind
......
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